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Running higher-amperage DC-DC chargers or battery banks means your wiring needs fuse protection sized to match, and the Redarc FK100 is built for exactly that job. It's rated for 100 amps of continuous protection with a 40-amp adapter rating, giving your circuit a dependable failsafe against overcurrent and wiring faults.
Pair it with your Redarc charging setup to keep your wiring protected without adding bulk to the install.